[src/trunk]: src/sys/arch/aarch64/aarch64 Fix KASAN support by calling kasan_...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dd5c400c8dc5
branches:  trunk
changeset: 847158:dd5c400c8dc5
user:      skrll <skrll%NetBSD.org@localhost>
date:      Fri Dec 13 08:11:12 2019 +0000

description:
Fix KASAN support by calling kasan_shadow_map in pmap_growkernel

diffstat:

 sys/arch/aarch64/aarch64/pmap.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (28 lines):

diff -r 2595bffe4176 -r dd5c400c8dc5 sys/arch/aarch64/aarch64/pmap.c
--- a/sys/arch/aarch64/aarch64/pmap.c   Fri Dec 13 08:02:53 2019 +0000
+++ b/sys/arch/aarch64/aarch64/pmap.c   Fri Dec 13 08:11:12 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pmap.c,v 1.51 2019/12/10 18:08:32 ad Exp $     */
+/*     $NetBSD: pmap.c,v 1.52 2019/12/13 08:11:12 skrll Exp $  */
 
 /*
  * Copyright (c) 2017 Ryo Shimizu <ryo%nerv.org@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.51 2019/12/10 18:08:32 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.52 2019/12/13 08:11:12 skrll Exp $");
 
 #include "opt_arm_debug.h"
 #include "opt_ddb.h"
@@ -699,6 +699,9 @@
        UVMHIST_LOG(pmaphist, "maxkvaddr=%llx, pmap_maxkvaddr=%llx",
            maxkvaddr, pmap_maxkvaddr, 0, 0);
 
+        kasan_shadow_map((void *)pmap_maxkvaddr,
+          (size_t)(maxkvaddr - pmap_maxkvaddr));
+
        pmap_maxkvaddr = maxkvaddr;
 
        return maxkvaddr;